In order to find a new kind of natural blue pigment, the UV-absorption characteristics of gardenia blue pigment in Guangxi province was studied in this paper.
为了寻找一种可食用天然蓝色素，本论文采用紫外光谱法对广西栀子蓝色素的特性进行了研究。
The invention provides novel strains capable of producing the blue pigment and also provides a novel means for the industrialized production of natural blue pigment and the application scope is wide.
本发明提供了生产蓝色素的新菌种，同时也为工业化生产天然蓝色素提供了新的途径，具有广泛的应用领域。
The key points for extraction of natural edible purpurin and blue pigment are described.
本文详述了天然食用紫色素和蓝色素的提取技术和操作要点。
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